A comb for dressing flax, raw silk, etc.; a hatchel.
- Any of the long, slender, often glossy feathers on the neck of a bird, especially a male domestic fowl.
- The erectile hairs along the back of the neck of an animal, especially of a dog.
- A tuft of cock feathers trimming an artificial fishing fly.
- A hackle fly.
- To trim (an artificial fishing fly) with a hackle.
- get (one's) hackles up To be extremely insulted or irritated.
- To chop roughly; mangle by hacking.
- To hack.